==== PAGE 1 ====
2.5 - 3T min rock size bedded
in C32/40 concrete bed
1500 Min.
600
200
Existing concrete wall
C32/40 concrete base to wall
Rock Ramp Toe Detail at River Wall
1:50
A252 reinforcing mesh
in middle of new wall
New approx. 3m high C32/40 concrete wall
to be fixed to existing wall with resin
anchored 250mm long stainless steel steel
dowels at 1m c/c vertically & horizontally
with min 125mm embedments
400
200 min
13.36mAD02
14.15mAD02
14.87mAD02
Rock fill - Rock bed ramp. Top layer material to be frost resistant well graded
DN225mm nominal size stone layer 500mm deep. Fill to comprise of:
- 35% 500mm to 300mm boulders
- 45% 250mm to 225mm crushed stone
- 20% 40mm to 20mm chippings (or similar approved material)
16.02mAD02
Proposed Long Section A - A Through River
1:50
1600 wide x 400mm deep trench
for placing the single layer of 1.2m
rock armour 1 - 3 tonne in size.
1600 wide x 400mm deep trench
for placing the single layer of 1.2m
rock armour 1 - 3 tonne in size.
2200 wide x 400mm deep trench for
placing the double layer weir crest
rock armour 1 - 3 tonne in size.
1600 wide x 400mm deep trench for
placing the weir toe single layer of
1.2m rock armour 1 - 3 tonne in size.
1 : 15 fall overall
Level
Chainage
Datum 10.00m
Hz Scale 1:100
Vt Scale 1:100
0.00
18.43
0.14
18.37
0.42
16.76
0.91
16.44
1.82
16.45
1.86
16.27
2.29
16.35
2.34
15.76
6.05
15.78
6.09
16.13
6.44
16.10
6.49
15.22
7.94
15.21
8.02
15.99
10.44
15.65
13.01
15.74
14.25
15.17
15.55
15.25
15.58
17.12
7.27
15.16
18.23
17.10
Level : BD
Chainage
Datum 10.00m
Hz Scale 1:100
Vt Scale 1:100
0.00
17.76
0.38
15.10
0.62
14.96
1.04
14.84
4.75
14.78
8.87
14.81
11.69
14.88
12.72
14.87
13.00
15.01
13.21
16.67
14.73
17.06
Top of Wall
Top of Wall
Top of Wall
Existing River Sections
1 : 100
See Site Plan for location of
sections. Proposed levels to remain
the same at sections 10 and 11
Direction of flow
Weir
1
4
Weir
Weir
1
4
Victoria Terrace
Existing river sediment and
rock to be leveled and used
to form new rock bed
Weir toe comprising single
row of 1 - 3 tonne boulders.
Typical dimension 1.2m
Proposed new wall to
be cast in-situ concrete
with a fair faced finish
1500mm wide x
500mm deep pools
500mm wide x 500mm
deep low flow rate channels
excavated in river bed
Weir crest comprising two
rows of staggerred 1 - 3
tonne boulders. Typical
dimension approx 1.2m.
Intermediate weirs comprising
single rows of 1 - 3 tonne
boulders. Typical dimension 1.2m
A
A
Plan on Proposed Rock Ramp
1 : 200
LB
Ballashalom
Veg Veen Cottage
Glen Side
The
Rough
Mannin Cottage
1
4
Works
Victoria Terrace
Veg Veen Cottage
Ballacowin
Cottage
Hollywood
Acacia
Villa
Spring Villa
Ballashalom
Braes
Lea
Glen Side
Mannin Cottage
Verndale
(PH)
GLEN ROAD
The Manx E
LB
Weir
Ballashalom
Veg Veen Cottage
Glen Side
The
Rough
Mannin Cottage
1
4
Works
Victoria Terrace
Veg Veen Cottage
Ballacowin
Cottage
Hollywood
Acacia
Villa
Spring Villa
Ballashalom
Braes
Lea
Glen Side
Mannin Cottage
Stream
Verndale
(PH)
Glen Royal
el
Note:
It is not practical to show the boundary of land
owned by the applicant (Department of
Infrastructure) as the area of ownership is too large.
However the Department owns or has responsibility
for all of the adjacent highways, pavements and
retaining walls along the river and highway
Approx. 40m
Existing structures to remain
Existing weir to be removed. 500mm to
remain next to stone structures. Approx
9m x 3m x 1m.
Proposed extra section of wall to tie in and run
flush with new Glen Road wall at the same height
Wall to end where existing wall turns to Manx Stone
Steel/concrete structure to be
removed. Approx 6m x 4m.
Steel/concrete structure
to be removed. Approx
30m x 10m x 0.5m
Work area shown in red
10
10
11
11
Site Plan
1 : 500
2000
3000
2000
2500
1500
30000
Riverbed
Concrete and steel rail structure
Existing Long Section A - A Through River
1:50
Rev.
Client:
Ref.
Revision
Date
Chk.
By
Status
infrastructure
bun-troggalys
QUO
QUE
CUN
CER
IS
JE
STA
BIT
Job Title
Drawing Title
Drawn By
Checked By
Date
Scale
Job Ref
Drawing No
AMENDMENTS
Reiltys Ellan Vannin
Government
Isle of Man
QUO
QUE
CUN
CER
IS
JE
STA
BIT
Reiltys Ellan Vannin
Government
Isle of Man
Engineering Design
Highway Services Division
Department of Infrastructure
First Floor,
Sea Terminal Building,
Douglas
Isle of Man,
IM1 2RF
T/DT/A1/01
Laxey Glen Road
401
Feb '21
as shown
HW3789
ASp
Rock Ramp
New Rock Ramp
Details of Proposed
Highways
Planning
GSm